In <[EMAIL PROTECTED]>, on 11/07/2006
   at 08:46 AM, Paul Gilmartin <[EMAIL PROTECTED]> said:

>I hadn't thought of that.  And I see the cognitive dissonance in
>coding "1".  But still, I would have preferred from the beginning a
>construct meaning "Field to be Filled in Later", so a zero, possibly
>an expression value, could be flagged as an error.

As I recall, SAP, FAP and MAP all had such a construct.
 
-- 
     Shmuel (Seymour J.) Metz, SysProg and JOAT
     ISO position; see <http://patriot.net/~shmuel/resume/brief.html> 
We don't care. We don't have to care, we're Congress.
(S877: The Shut up and Eat Your spam act of 2003)

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